/Engine/Source/Runtime/AIModule/Classes/Perception/AISense_Sight.h
void OnPendingQueryProcessed ( const int32 SightQueryIndex, const bool bIsVisible, const float StimulusStrength, const FVector & SeenLocation, const [TOptional](API\Runtime\Core\IO\TOptional)< int32 > & UserData, const [TOptional](API\Runtime\Core\IO\TOptional)< [AActor](API\Runtime\Engine\GameFramework\AActor) * > InTargetActor )